71205984

素因数分解:

$2^5\times 3^2\times {\mathrm{433}}^1\times {\mathrm{571}}^1$

素因数の和:1020

約数の個数: 72

約数和(自身を含む): 203315112

約数和(自身を除く): 132109128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 433, 571, 866, 1142, 1299, 1713, 1732, 2284, 2598, 3426, 3464, 3897, 4568, 5139, 5196, 6852, 6928, 7794, 9136, 10278, 10392, 13704, 13856, 15588, 18272, 20556, 20784, 27408, 31176, 41112, 41568, 54816, 62352, 82224, 124704, 164448, 247243, 494486, 741729, 988972, 1483458, 1977944, 2225187, 2966916, 3955888, 4450374, 5933832, 7911776, 8900748, 11867664, 17801496, 23735328, 35602992, 71205984]

約数ペア:

[(1, 71205984), (2, 35602992), (3, 23735328), (4, 17801496), (6, 11867664), (8, 8900748), (9, 7911776), (12, 5933832), (16, 4450374), (18, 3955888), (24, 2966916), (32, 2225187), (36, 1977944), (48, 1483458), (72, 988972), (96, 741729), (144, 494486), (288, 247243), (433, 164448), (571, 124704), (866, 82224), (1142, 62352), (1299, 54816), (1713, 41568), (1732, 41112), (2284, 31176), (2598, 27408), (3426, 20784), (3464, 20556), (3897, 18272), (4568, 15588), (5139, 13856), (5196, 13704), (6852, 10392), (6928, 10278), (7794, 9136)]